diff options
Diffstat (limited to 'linux/drivers/media/video/cx88/cx88-video.c')
| -rw-r--r-- | linux/drivers/media/video/cx88/cx88-video.c | 67 |
1 files changed, 48 insertions, 19 deletions
diff --git a/linux/drivers/media/video/cx88/cx88-video.c b/linux/drivers/media/video/cx88/cx88-video.c index 9c2f0dd39..48c67d656 100644 --- a/linux/drivers/media/video/cx88/cx88-video.c +++ b/linux/drivers/media/video/cx88/cx88-video.c @@ -350,6 +350,51 @@ static struct cx88_ctrl cx8800_ctls[] = { }; static const int CX8800_CTLS = ARRAY_SIZE(cx8800_ctls); +const u32 cx88_user_ctrls[] = { + V4L2_CID_USER_CLASS, + V4L2_CID_BRIGHTNESS, + V4L2_CID_CONTRAST, + V4L2_CID_SATURATION, + V4L2_CID_HUE, + V4L2_CID_AUDIO_VOLUME, + V4L2_CID_AUDIO_BALANCE, + V4L2_CID_AUDIO_MUTE, + 0 +}; +EXPORT_SYMBOL(cx88_user_ctrls); + +static const u32 *ctrl_classes[] = { + cx88_user_ctrls, + NULL +}; + +int cx8800_ctrl_query(struct v4l2_queryctrl *qctrl) +{ + int i; + + if (qctrl->id < V4L2_CID_BASE || + qctrl->id >= V4L2_CID_LASTP1) + return -EINVAL; + for (i = 0; i < CX8800_CTLS; i++) + if (cx8800_ctls[i].v.id == qctrl->id) + break; + if (i == CX8800_CTLS) { + *qctrl = no_ctl; + return 0; + } + *qctrl = cx8800_ctls[i].v; + return 0; +} +EXPORT_SYMBOL(cx8800_ctrl_query); + +static int cx88_queryctrl(struct v4l2_queryctrl *qctrl) +{ + qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id); + if (qctrl->id == 0) + return -EINVAL; + return cx8800_ctrl_query(qctrl); +} + /* ------------------------------------------------------------------- */ /* resource management */ @@ -517,8 +562,7 @@ static int restart_video_queue(struct cx8800_dev *dev, return 0; buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue); if (NULL == prev) { - list_del(&buf->vb.queue); - list_add_tail(&buf->vb.queue,&q->active); + list_move_tail(&buf->vb.queue, &q->active); start_video_dma(dev, q, buf); buf->vb.state = STATE_ACTIVE; buf->count = q->count++; @@ -529,8 +573,7 @@ static int restart_video_queue(struct cx8800_dev *dev, } else if (prev->vb.width == buf->vb.width && prev->vb.height == buf->vb.height && prev->fmt == buf->fmt) { - list_del(&buf->vb.queue); - list_add_tail(&buf->vb.queue,&q->active); + list_move_tail(&buf->vb.queue, &q->active); buf->vb.state = STATE_ACTIVE; buf->count = q->count++; prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); @@ -1652,20 +1695,8 @@ int cx88_do_ioctl(struct inode *inode, struct file *file, int radio, case VIDIOC_QUERYCTRL: { struct v4l2_queryctrl *c = arg; - int i; - if (c->id < V4L2_CID_BASE || - c->id >= V4L2_CID_LASTP1) - return -EINVAL; - for (i = 0; i < CX8800_CTLS; i++) - if (cx8800_ctls[i].v.id == c->id) - break; - if (i == CX8800_CTLS) { - *c = no_ctl; - return 0; - } - *c = cx8800_ctls[i].v; - return 0; + return cx88_queryctrl(c); } case VIDIOC_G_CTRL: return get_control(core,arg); @@ -2191,8 +2222,6 @@ static int __devinit cx8800_initdev(struct pci_dev *pci_dev, /* load and configure helper modules */ if (TUNER_ABSENT != core->tuner_type) request_module("tuner"); - if (core->tda9887_conf) - request_module("tda9887"); /* register v4l devices */ dev->video_dev = cx88_vdev_init(core,dev->pci, |